BRPI0920547B1 - Método para operar alto forno usando péletes não cozidos contendo carvão - Google Patents
Método para operar alto forno usando péletes não cozidos contendo carvão Download PDFInfo
- Publication number
- BRPI0920547B1 BRPI0920547B1 BRPI0920547-0A BRPI0920547A BRPI0920547B1 BR PI0920547 B1 BRPI0920547 B1 BR PI0920547B1 BR PI0920547 A BRPI0920547 A BR PI0920547A BR PI0920547 B1 BRPI0920547 B1 BR PI0920547B1
- Authority
- BR
- Brazil
- Prior art keywords
- pellets
- carbon
- uncooked
- cooked
- blast furnace
- Prior art date
Links
- 239000008188 pellet Substances 0.000 title claims abstract description 275
- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000003245 coal Substances 0.000 title abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 160
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 160
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 125
- 229910052742 iron Inorganic materials 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 60
- 239000000571 coke Substances 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 238000011068 loading method Methods 0.000 claims description 9
- 230000009467 reduction Effects 0.000 abstract description 62
- 230000001603 reducing effect Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 17
- 238000002844 melting Methods 0.000 abstract description 9
- 230000008018 melting Effects 0.000 abstract description 9
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 238000006722 reduction reaction Methods 0.000 description 67
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 37
- 239000007789 gas Substances 0.000 description 30
- 239000003575 carbonaceous material Substances 0.000 description 27
- 239000003638 chemical reducing agent Substances 0.000 description 27
- 239000002245 particle Substances 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 19
- 239000000428 dust Substances 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000011230 binding agent Substances 0.000 description 10
- 239000004615 ingredient Substances 0.000 description 10
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 238000005245 sintering Methods 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 230000035699 permeability Effects 0.000 description 7
- 238000002309 gasification Methods 0.000 description 6
- 239000004568 cement Substances 0.000 description 5
- 239000011162 core material Substances 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 239000011398 Portland cement Substances 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 235000012255 calcium oxide Nutrition 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000012256 powdered iron Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001723 curing Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000012495 reaction gas Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 101100190808 Arabidopsis thaliana PLT5 gene Proteins 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- LJROKJGQSPMTKB-UHFFFAOYSA-N 4-[(4-hydroxyphenyl)-pyridin-2-ylmethyl]phenol Chemical compound C1=CC(O)=CC=C1C(C=1N=CC=CC=1)C1=CC=C(O)C=C1 LJROKJGQSPMTKB-UHFFFAOYSA-N 0.000 description 1
- 101100190806 Arabidopsis thaliana PLT3 gene Proteins 0.000 description 1
- 101100190807 Arabidopsis thaliana PLT4 gene Proteins 0.000 description 1
- 101100190809 Arabidopsis thaliana PLT6 gene Proteins 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 101150095879 PLT2 gene Proteins 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000002801 charged material Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 235000014510 cooky Nutrition 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/007—Conditions of the cokes or characterised by the cokes used
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/244—Binding; Briquetting ; Granulating with binders organic
- C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008264483 | 2008-10-10 | ||
JP2008-264483 | 2008-10-10 | ||
PCT/JP2009/067948 WO2010041770A1 (ja) | 2008-10-10 | 2009-10-09 | 含炭非焼成ペレットを用いる高炉操業方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0920547A2 BRPI0920547A2 (pt) | 2020-08-11 |
BRPI0920547B1 true BRPI0920547B1 (pt) | 2021-09-28 |
Family
ID=42100712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0920547-0A BRPI0920547B1 (pt) | 2008-10-10 | 2009-10-09 | Método para operar alto forno usando péletes não cozidos contendo carvão |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2336371B8 (ja) |
JP (1) | JP4603628B2 (ja) |
KR (1) | KR101211302B1 (ja) |
CN (1) | CN102177256B (ja) |
BR (1) | BRPI0920547B1 (ja) |
UA (1) | UA97916C2 (ja) |
WO (1) | WO2010041770A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6350101B2 (ja) * | 2013-10-22 | 2018-07-04 | 新日鐵住金株式会社 | 炭素高反応性装入物の装入量決定方法及びこれを用いた高炉操業方法 |
CN104313306B (zh) * | 2014-10-15 | 2016-08-10 | 中冶长天国际工程有限责任公司 | 一种烧结矿固体燃料单位消耗量的测量方法及装置 |
JP6696376B2 (ja) * | 2016-09-13 | 2020-05-20 | 日本製鉄株式会社 | 高炉の操業方法 |
CN111638316B (zh) * | 2020-05-29 | 2022-09-16 | 鞍钢股份有限公司 | 一种模拟高炉高温段焦炭反应装置及方法 |
CN112609030A (zh) * | 2020-12-11 | 2021-04-06 | 四川德胜集团钒钛有限公司 | 一种钒钛磁铁矿的高炉冶炼方法 |
CN115368042B (zh) * | 2022-08-19 | 2023-09-08 | 深圳市考拉生态科技有限公司 | 一种利用氟石膏与石英废石生产多孔性硅灰石球粒的方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5358416A (en) * | 1976-11-05 | 1978-05-26 | Nippon Steel Corp | Blast furnace operating method |
JPS53130202A (en) | 1977-04-20 | 1978-11-14 | Nippon Steel Corp | Preparation of cold pellet of dust |
JPS58164710A (ja) * | 1982-03-24 | 1983-09-29 | Sumitomo Metal Ind Ltd | 高炉原料の装入方法 |
CN1025351C (zh) * | 1990-10-23 | 1994-07-06 | 刘玉琦 | 生料混装高炉炼铁法 |
JP3068967B2 (ja) | 1992-11-09 | 2000-07-24 | 新日本製鐵株式会社 | 高炉操業法 |
JP3708981B2 (ja) | 1995-01-20 | 2005-10-19 | 新日本製鐵株式会社 | 製鉄用塊成鉱 |
JP3754553B2 (ja) | 1997-07-22 | 2006-03-15 | 株式会社神戸製鋼所 | 還元鉄用塊成化物およびその製造方法 |
JP3004265B1 (ja) | 1998-11-24 | 2000-01-31 | 株式会社神戸製鋼所 | 炭材内装ペレット及び還元鉄製造方法 |
JP3863052B2 (ja) | 2002-04-11 | 2006-12-27 | 株式会社神戸製鋼所 | 高炉原料装入方法 |
JP4118604B2 (ja) | 2002-05-28 | 2008-07-16 | 株式会社 テツゲン | 高炉用のカーボン内装非焼成塊成鉱およびその製造方法 |
JP5000402B2 (ja) * | 2006-09-11 | 2012-08-15 | 新日本製鐵株式会社 | 高炉用含炭非焼成ペレットの製造方法 |
JP4971815B2 (ja) * | 2007-02-01 | 2012-07-11 | 株式会社神戸製鋼所 | 高炉操業方法 |
-
2009
- 2009-10-09 UA UAA201105488A patent/UA97916C2/ru unknown
- 2009-10-09 KR KR1020117008074A patent/KR101211302B1/ko active IP Right Grant
- 2009-10-09 EP EP09819299.0A patent/EP2336371B8/en active Active
- 2009-10-09 BR BRPI0920547-0A patent/BRPI0920547B1/pt active IP Right Grant
- 2009-10-09 CN CN2009801398032A patent/CN102177256B/zh active Active
- 2009-10-09 WO PCT/JP2009/067948 patent/WO2010041770A1/ja active Application Filing
- 2009-10-09 JP JP2010508646A patent/JP4603628B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP4603628B2 (ja) | 2010-12-22 |
WO2010041770A1 (ja) | 2010-04-15 |
EP2336371B8 (en) | 2019-04-24 |
KR20110051292A (ko) | 2011-05-17 |
EP2336371B1 (en) | 2019-01-02 |
RU2011117324A (ru) | 2012-11-20 |
UA97916C2 (ru) | 2012-03-26 |
EP2336371A1 (en) | 2011-06-22 |
BRPI0920547A2 (pt) | 2020-08-11 |
CN102177256A (zh) | 2011-09-07 |
KR101211302B1 (ko) | 2012-12-11 |
EP2336371A4 (en) | 2017-05-03 |
CN102177256B (zh) | 2013-08-21 |
JPWO2010041770A1 (ja) | 2012-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP) |
|
B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL CORPORATION (JP) |
|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/10/2009, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO. |